Number of aperiodic permutation necklaces of weight n.

A306669

Number of aperiodic permutation necklaces of weight n.

Terms

    a(0) =1a(1) =0a(2) =1a(3) =4a(4) =23a(5) =110a(6) =719a(7) =4992a(8) =40302a(9) =362492a(10) =3628799a(11) =39912804a(12) =479001599a(13) =6226974714a(14) =87178289207

External references